package com.lxt.service.impl;

import com.aliyun.oss.ClientException;
import com.aliyun.oss.OSS;
import com.aliyun.oss.OSSClientBuilder;
import com.aliyun.oss.OSSException;
import com.aliyun.oss.model.PutObjectRequest;
import com.aliyun.oss.model.PutObjectResult;
import com.lxt.resource.FileResource;
import com.lxt.service.OSSService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;

import java.io.InputStream;
import java.net.URL;

/**
 * @author kevin.lv
 * @date 2023/3/8 14:19
 */
@Service
public class OSSServiceImpl implements OSSService {

    @Autowired
    private FileResource fileResource;

    @Override
    public String uploadOSS(MultipartFile file, String userId, String fileExtName) throws Exception {


        // 创建OSSClient实例。
        OSS ossClient = new OSSClientBuilder().build(
                fileResource.getEndpoint(),
                fileResource.getAccessKeyId(),
                fileResource.getAccessKeySecret());

        String myObjectName = fileResource.getObjectName() + "/" + userId + "/" + userId + "." + fileExtName;

        try {
            InputStream inputStream = new URL("https://www.aliyun.com/").openStream();
            // 创建PutObjectRequest对象。
            PutObjectRequest putObjectRequest = new PutObjectRequest(fileResource.getBucketName(), myObjectName, inputStream);
            // 设置该属性可以返回response。如果不设置，则返回的response为空。
            putObjectRequest.setProcess("true");
            // 创建PutObject请求。
            PutObjectResult result = ossClient.putObject(putObjectRequest);
            // 如果上传成功，则返回200。
            System.out.println(result.getResponse().getStatusCode());
        } catch (OSSException oe) {
            System.out.println("Caught an OSSException, which means your request made it to OSS, "
                    + "but was rejected with an error response for some reason.");
            System.out.println("Error Message:" + oe.getErrorMessage());
            System.out.println("Error Code:" + oe.getErrorCode());
            System.out.println("Request ID:" + oe.getRequestId());
            System.out.println("Host ID:" + oe.getHostId());
        } catch (ClientException ce) {
            System.out.println("Caught an ClientException, which means the client encountered "
                    + "a serious internal problem while trying to communicate with OSS, "
                    + "such as not being able to access the network.");
            System.out.println("Error Message:" + ce.getMessage());
        } finally {
            if (ossClient != null) {
                ossClient.shutdown();
            }
        }

        return myObjectName;
    }
}
